Latest Enclosures and Control Panels Technical Articles

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Touching on Touchscreens | Capacitive vs. Resistive Technologies

Touching on Touchscreens | Capacitive vs. Resistive Technologies

Two primary technologies are used for creating touchscreens. For industrial HMIs, resistive and capacitive methods both contain certain advantages for various applications.


Shocking Solutions: Safeguarding Your Devices from Electrical Faults

Shocking Solutions: Safeguarding Your Devices from Electrical Faults

Protection against faults is crucial for any electrical system. This article examines various protective devices, highlighting their roles and best use cases to ensure system integrity and longevity.


The Beginner’s Guide to Automation: Adding Control to the System

The Beginner’s Guide to Automation: Adding Control to the System

Every automated cell requires a ‘brain’ in order to achieve the required tasks. How do you determine the necessary I/O, communication protocols, and processor necessary for controlling your system?


Converting DC to AC: Basic Principles of Inverters

Converting DC to AC: Basic Principles of Inverters

This article investigates the basic principles of inverters, different types of DC-to-AC conversion, and common applications for generating AC voltage in manufacturing.


How to Wire Motor Starters and Contactors

How to Wire Motor Starters and Contactors

This article investigates the basic components and wiring conventions for common three-phase motor starter configurations, including direct online, reversing, and star-delta.


Motor Starter Wiring Infographic

Motor Starter Wiring Infographic

Complete wiring guide for 3-phase motor starters with and without overload (OL) relays.


What is a Safety PLC?

What is a Safety PLC?

This article investigates the basic qualities that make up a safety PLC, what distinguishes a safety PLC from a standard model, and the reasons for which a safety PLC may be critical.


Relays, Relays, and More Relays: 7 Kinds of Industrial Relays

Relays, Relays, and More Relays: 7 Kinds of Industrial Relays

Have you ever heard of a relay? Of course you have. There are many different kinds, plus hundreds of different trade lingo names. What are some of the most common, and how do we use them?


A Better Fit: Comparing Electrical Systems vs. Pneumatic Systems

A Better Fit: Comparing Electrical Systems vs. Pneumatic Systems

Knowing what kind of control system to use: that’s a question that must be answered before setting up the factory floor. Why would someone choose pneumatic over electrical controls?


Electrical Drawings, Schematics, and Wiring Diagrams: How to Read Them

Electrical Drawings, Schematics, and Wiring Diagrams: How to Read Them

In order to trace control system problems to the core, the ability to read and interpret various resources, from facility-level diagrams to machine-level wiring layouts, is critical.


What is a Fuse? The Skinny On Overcurrent Protection

What is a Fuse? The Skinny On Overcurrent Protection

Protecting equipment and personnel from overcurrent dangers, like sparks and fires, is the primary job of the humble fuse, one of the most basic, yet critical of all safety devices.


What is a Circuit Breaker?

What is a Circuit Breaker?

We depend on circuit breakers all the time, even when you have a day off or work from home. These overcurrent protection devices keep machines running safely, reducing the risk of fires and arcing.


Info Byte: What Do NC and NO Mean?

Info Byte: What Do NC and NO Mean?

Some terminology, like 'normally open' and 'normally closed' switch contacts, is common throughout industry but can still be confusing, misleading, or even hazardous if not properly understood.


Using Loop Powered Isolators to Solve Ground Loop Problems

Using Loop Powered Isolators to Solve Ground Loop Problems

Many signal sources and process transmitters do not include isolation, which can cause problems when the instruments are at different locations. A loop powered isolator is often the solution.


Loop Powered Process Displays to Add Easy Measurements

Loop Powered Process Displays to Add Easy Measurements

Have you ever needed to know the temperature, pressure, flow, or other measurement on location, but the readout is way off in the control room? Here’s an easy way to add a readout in the field.


Grounding and UL 508A Standards - Part 2, Sizing and Power Supplies

Grounding and UL 508A Standards - Part 2, Sizing and Power Supplies

Additional rules for the grounding and bonding of industrial control panels include the sizing of ground conductors and the conditions that dictate when power supplies and transformers must be grounded.


What Can Go Wrong With Electrical Process Measurements?

What Can Go Wrong With Electrical Process Measurements?

Whether working with measurement tools or process controllers, it is important to recognize faulty display values and the best ways to fix them.


What Does ‘Explosion Proof’ Mean, and Who Should Care?

What Does ‘Explosion Proof’ Mean, and Who Should Care?

Some workplaces are more dangerous than others, not because of the practices, but rather the products. Where do explosions occur, and what practices exist to reduce such risk for equipment and workforce?


What You Need to Know: Soft Starters for Industrial Motors

What You Need to Know: Soft Starters for Industrial Motors

Driving motors is one of the most fundamental automation tasks, but understanding and selecting the proper motor soft starter for your application may require more investigation than you thought.


Panel Builder’s Guide to Grounding and UL 508A Standards - Part 1

Panel Builder’s Guide to Grounding and UL 508A Standards - Part 1

Ground wires reduce the risk of injury and damage from faulty equipment. Shops designing according to the UL 508A standard must understand how, when, and why to properly ground and bond circuits.